v3.24.1.u1

Loans and Allowance for Credit Losses on Loans - Collateral Dependent Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	$ 4,889	$ 3,891
Hotel / Motel
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	945	971
Warehouse
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	2,569	2,137
Retail
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	848	689
Single Family Residential
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	489	55
Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	38	39
Commercial real estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	4,387	3,823
Commercial real estate | Hotel / Motel
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	932	958
Commercial real estate | Warehouse
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	2,569	2,137
Commercial real estate | Retail
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	848	689
Commercial real estate | Single Family Residential
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
Commercial real estate | Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	38	39
Commercial real estate | Commercial property
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	932	958
Commercial real estate | Commercial property | Hotel / Motel
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	932	958
Commercial real estate | Commercial property | Warehouse
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
Commercial real estate | Commercial property | Retail
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
Commercial real estate | Commercial property | Single Family Residential
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
Commercial real estate | Commercial property | Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
Commercial real estate | Business property
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	3,455	2,865
Commercial real estate | Business property | Hotel / Motel
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
Commercial real estate | Business property | Warehouse
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	2,569	2,137
Commercial real estate | Business property | Retail
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	848	689
Commercial real estate | Business property | Single Family Residential
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
Commercial real estate | Business property | Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	38	39
Commercial and industrial
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	66	68
Commercial and industrial | Hotel / Motel
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	13	13
Commercial and industrial | Warehouse
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
Commercial and industrial | Retail
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	0
Commercial and industrial | Single Family Residential
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	53	55
Commercial and industrial | Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0	$ 0
Consumer
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	436
Consumer | Hotel / Motel
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0
Consumer | Warehouse
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0
Consumer | Retail
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0
Consumer | Single Family Residential
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	436
Consumer | Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0
Consumer | Residential mortgage
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	436
Consumer | Residential mortgage | Hotel / Motel
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0
Consumer | Residential mortgage | Warehouse
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0
Consumer | Residential mortgage | Retail
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	0
Consumer | Residential mortgage | Single Family Residential
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	436
Consumer | Residential mortgage | Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	$ 0

X

- Definition

Financing Receivable, Excluding Accrued Interest, Collateral Dependent Amortized Cost

+ References

No definition available.

+ Details

Name:	pcb_FinancingReceivableExcludingAccruedInterestCollateralDependentAmortizedCost
Namespace Prefix:	pcb_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph c
-Publisher SEC

+ Details

Name:	us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_HotelMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_WarehouseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=pcb_RetailStoreMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_SingleFamilyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_OtherPropertyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=pcb_CommercialRealEstateLoansForInvestmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=pcb_CommercialRealEstateLoansForBusinessMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=pcb_CommercialAndIndustrialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialMortgageMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: